/*
 *  Licensed to GraphHopper GmbH under one or more contributor
 *  license agreements. See the NOTICE file distributed with this work for
 *  additional information regarding copyright ownership.
 *
 *  GraphHopper GmbH licenses this file to you under the Apache License,
 *  Version 2.0 (the "License"); you may not use this file except in
 *  compliance with the License. You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.graphhopper.routing.util.parsers;

import com.graphhopper.reader.ReaderWay;
import com.graphhopper.routing.ev.*;
import com.graphhopper.storage.IntsRef;
import com.graphhopper.util.Helper;

import java.util.List;

public class OSMRoadClassLinkParser implements TagParser {
    private final BooleanEncodedValue linkEnc;

    public OSMRoadClassLinkParser() {
        this.linkEnc = new SimpleBooleanEncodedValue(RoadClassLink.KEY);
    }

    @Override
    public void createEncodedValues(EncodedValueLookup lookup, List<EncodedValue> list) {
        list.add(linkEnc);
    }

    @Override
    public IntsRef handleWayTags(IntsRef edgeFlags, ReaderWay readerWay, boolean ferry, IntsRef relationFlags) {
        String highwayTag = readerWay.getTag("highway");
        if (!Helper.isEmpty(highwayTag) && highwayTag.endsWith("_link"))
            linkEnc.setBool(false, edgeFlags, true);
        return edgeFlags;
    }
}
